S-8355 Seiko Instruments, S-8355 Datasheet - Page 60

• Manufacturer Part Number: S-8355
• Description: (S-8355 - S-8358) PWM/PFM SWITCHING CONTROL STEP-UP SWITCHING REGULATOR
• Manufacturer: Seiko Instruments

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60
STEP-UP, SUPER-SMALL PACKAGE, 600 kHz, PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
S-8355/56/57/58 Series
Condition 12 S-8356M50
Condition 13 S-8357N33
Condition 14 S-8357N50
Condition 15 S-8356Q33
100
100
100
100
80
60
40
20
80
60
40
20
80
60
40
20
80
60
40
20
(a) Output current (I
(a) Output current (I
(a) Output current (I
(a) Output current (I
0
0
0
0.1
0.1
0.1
0.1
1
1
1
1
I
I
I
I
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
) vs. Efficiency (η)
) vs. Efficiency (η)
) vs. Efficiency (η)
) vs. Efficiency (η)
10
[mA]
[mA]
[mA]
[mA]
10
10
10
V
V
V
V
V
V
V
V
V
V
V
100
100
100
100
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
= 0.9 V
= 2.0 V
= 2.0 V
= 3.0 V
= 4.0 V
= 1.8 V
= 2.7 V
= 3.0 V
= 4.0 V
= 1.8 V
= 2.7 V
Seiko Instruments Inc.
1000
1000
1000
1000
5.2
5.1
5.0
4.9
4.8
4.7
3.5
3.4
3.3
3.2
3.1
3.0
5.2
5.1
5.0
4.9
4.8
4.7
3.5
3.4
3.3
3.2
3.1
3.0
(b) Output current (I
(b) Output current (I
(b) Output current (I
(b) Output current (I
0.1
0.1
0.1
0.1
V
V
V
V
V
V
V
V
V
V
V
1
1
1
1
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
=0.9 V
=1.8 V
=2.7 V
=2.0 V
=3.0 V
=4.0 V
=2.0 V
=3.0 V
=4.0 V
=1.8 V
=2.7 V
I
I
OUT
OUT
OUT
I
OUT
OUT
OUT
OUT
I
OUT
) vs. Output voltage (V
) vs. Output voltage (V
) vs. Output voltage (V
) vs. Output voltage (V
10
10
[mA]
[mA]
[mA]
10
10
[mA]
100
100
100
100
Rev.6.6
1000
1000
1000
1000
OUT
OUT
OUT
OUT
)
)
)
)
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